SOMFY HOME MOTION Sonesse 50 RS485 Notice page 5

Data wiring
Connect the data cable to the motor according to the information in the tables below.
Between the RS485 data wire and the RS485 product, the cable length should not exceed
20m.
Make sure the data cable is not pinched or damaged during the installation of the drive/
tube onto the end bracket.
1) Data cable RJ9/RJ45.
RJ9
1.1) With Power out
1: + RS485
2: - RS485
3: Power out *
1 4
2 3
4: GND
1.2) Without Power out
1: + RS485
2: - RS485
1
8
3: Not used
2 7
1 4
6
3
3
2
4 5
4: GND
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1 8
RJ45
1 4
2 3
.
1: + RS485
2: - RS485
3: Not used
1 4: Power out *
8
2 7
1 4
3 6
3
2
4 5
.
1: + RS485
2: - RS485
3: Not used
1 8 4: Not used
2 7
6
3
4 5
EN
5: Not used
6: Not used
7: Not used
8: GND
5: Not used
6: Not used
7: Not used
8: GND
5